Of all the Wordress sites I help manage, some pre 'Gutenberg' and the rest post 'Gutenberg' only 2 are using Gutenberg, the rest have either stuck with or gone

Of all the Wordress sites I help manage, some pre 'Gutenberg' and the rest post 'Gutenberg' only 2 are using Gutenberg, the rest have either stuck with or gone back to the Classic editor. For most users it's just too confusing.